'Hastiness' definitions:

Definition of 'hastiness'

From: WordNet
noun
Overly eager speed (and possible carelessness); "he soon regretted his haste" [syn: haste, hastiness, hurry, hurriedness, precipitation]
noun
Hasty impulsiveness

Definition of 'Hastiness'

From: GCIDE
  • Hastiness \Has"ti*ness\, n. The quality or state of being hasty; haste; precipitation; rashness; quickness of temper. [1913 Webster]